function openMenu(id){
        var obj = "";
		if(document.getElementById)
			obj = document.getElementById(id).style;
		else if(document.all)
			obj = document.all[id];
		else if(document.layers)
			obj = document.layers[id];
		else
			return 1;
			
		if(obj.display == "")
			obj.display = "none";
		else if(obj.display != "none")
			obj.display = "none";
		else
			obj.display = "block";

}

